@article{701319,
     title = {Microfunctions with values in a Clifford algebra 1},
     booktitle = {Proceedings of the 11th Winter School on Abstract Analysis},
     series = {GDML\_Books},
     publisher = {Circolo Matematico di Palermo},
     address = {Palermo},
     year = {1984},
     pages = {[263]-291},
     mrnumber = {MR0744392},
     zbl = {0546.30039},
     url = {http://dml.mathdoc.fr/item/701319}
}

Sommen, F. Microfunctions with values in a Clifford algebra 1, dans Proceedings of the 11th Winter School on Abstract Analysis, GDML_Books,  (1984), pp. [263]-291. http://gdmltest.u-ga.fr/item/701319/